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Questions and Answers
What is the principle behind exposing sperm to hypo osmotic fluid?
What is the principle behind exposing sperm to hypo osmotic fluid?
- To increase sperm production
- To differentiate between sperm and non-sperm cells
- To cause swelling of the cytoplasmic space
- To test for sperm viability based on intact cell membranes (correct)
What effect does hypo osmotic fluid have on nonviable sperm?
What effect does hypo osmotic fluid have on nonviable sperm?
- Leads to curling of the sperm tail
- No effect is observed (correct)
- Causes swelling of the cytoplasmic space
- Induces rapid cell division
What could an increased number of erythrocytes in semen indicate?
What could an increased number of erythrocytes in semen indicate?
- Increased sperm motility
- Normal male reproductive health
- Reproductive tract infection (correct)
- Higher sperm count
What does the presence of bacteria and protozoan in human semen indicate?
What does the presence of bacteria and protozoan in human semen indicate?
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What is the significance of leukocytes in semen samples?
What is the significance of leukocytes in semen samples?
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Which factor is known to decrease sperm density?
Which factor is known to decrease sperm density?
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What can cause a peculiar shaking pattern in sperm, preventing penetration through cervical mucus?
What can cause a peculiar shaking pattern in sperm, preventing penetration through cervical mucus?
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Which substance is known to affect all semen parameters according to the text?
Which substance is known to affect all semen parameters according to the text?
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What percentage range of clumping of spermatozoa indicates the presence of antisperm antibodies?
What percentage range of clumping of spermatozoa indicates the presence of antisperm antibodies?
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How do vaginal lubricants affect sperm motility?
How do vaginal lubricants affect sperm motility?
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